diff --git a/backend/requirements.txt b/backend/requirements.txt
index 2a3c00a03e..558b6ecc46 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -45,7 +45,7 @@ google-genai==1.54.0
 google-generativeai==0.8.5
 
 langchain==0.3.27
-langchain-community==0.4.1
+langchain-community==0.3.29
 
 fake-useragent==2.2.0
 chromadb==1.3.5